GB792069A - Improvements in or relating to electromagnetic pick-ups for sound reproducing apparatus - Google Patents
Improvements in or relating to electromagnetic pick-ups for sound reproducing apparatusInfo
- Publication number
- GB792069A GB792069A GB21956A GB21956A GB792069A GB 792069 A GB792069 A GB 792069A GB 21956 A GB21956 A GB 21956A GB 21956 A GB21956 A GB 21956A GB 792069 A GB792069 A GB 792069A
- Authority
- GB
- United Kingdom
- Prior art keywords
- armature
- ups
- pick
- trunnions
- relating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
792,069. Gramophone pick-ups. DECCA RECORD CO., Ltd. Sept. 20, 1956 [Jan. 3, 1956], No. 219/56. Class 40,(2). [Also in Group XXXIX] In an electromagnetic pick-up comprising a hollow armature 11 having integral supporting trunnions 12, 13 and carrying a stylus 10, the armature is resiliently mounted by rubber blocks 14, 15 or by the use of resilient trunnions on a fixed part of the pick-up which includes a coil 17 and aligned magnets 18, while the armature is centrally located within a coil support 16 by a synthetic or natural rubber bush 20 located between the trunnions and the armature centre. Specifications 615,421 and 615,423, [both in Group XXXIX], are referred to.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB21956A GB792069A (en) | 1956-01-03 | 1956-01-03 | Improvements in or relating to electromagnetic pick-ups for sound reproducing apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB21956A GB792069A (en) | 1956-01-03 | 1956-01-03 | Improvements in or relating to electromagnetic pick-ups for sound reproducing apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
GB792069A true GB792069A (en) | 1958-03-19 |
Family
ID=9700513
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB21956A Expired GB792069A (en) | 1956-01-03 | 1956-01-03 | Improvements in or relating to electromagnetic pick-ups for sound reproducing apparatus |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB792069A (en) |
-
1956
- 1956-01-03 GB GB21956A patent/GB792069A/en not_active Expired
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